This document is the final report to the Institute of Educational Development for Head Start Research Evaluation activities at the University of Kansas for 1966-67. It contains 16 separate reports of studies completed or in the process of completion. The subject matter of the reports contains 15 distinct topics and warrants individual abstracts. The 15 abstract numbers and topics are as follows: PS 001 218 (reinforcement behavior of teachers); PS 001 219 (auditory discrimination); PS 001 220 (verbal imitation); PS 001 221 (language program); PS 001 222 (brie oral responses); PS 001 223 (peer group influence); PS 001 224 (reinforcement of intelligence); PS 001 225 (differentiated speech response); PS 001 226 (color labeling); PS 001 227 (errorless discrimination of delay of reinforcement); PS 001 228 (gross motor responses); PS 001 229 (physical development); PS 001 230 (matching abstractions); PS 001 231 (social reinforcement); and PS 001 232 (verbal recall). (WD)